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| author | Peter Maydell <peter.maydell@linaro.org> | 2018-03-27 17:11:33 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-03-27 17:11:33 +0100 |
| commit | 6cf38cbf2961c57bd85022cf9adf7ef85dae0f02 (patch) | |
| tree | 834a4d30e1dc544b425d52dd429f2191b99539c9 /include/qemu/queue.h | |
| parent | dfe732fb68ef9195517f4f380a477d58a054edc1 (diff) | |
| parent | f5a53faad4bfbf1b86012a13055d2a1a774a42b6 (diff) | |
| download | focaccia-qemu-6cf38cbf2961c57bd85022cf9adf7ef85dae0f02.tar.gz focaccia-qemu-6cf38cbf2961c57bd85022cf9adf7ef85dae0f02.zip | |
Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging
# gpg: Signature made Tue 27 Mar 2018 15:41:11 BST # gpg: using RSA key 9CA4ABB381AB73C8 # gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>" # gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>" # Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35 775A 9CA4 ABB3 81AB 73C8 * remotes/stefanha/tags/block-pull-request: MAINTAINERS: add include/block/aio-wait.h coroutine: add test-aio coroutine queue chaining test case coroutine: avoid co_queue_wakeup recursion queue: add QSIMPLEQ_PREPEND() Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/qemu/queue.h')
| -rw-r--r-- | include/qemu/queue.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/qemu/queue.h b/include/qemu/queue.h index aa270d2b38..59fd1203a1 100644 --- a/include/qemu/queue.h +++ b/include/qemu/queue.h @@ -324,6 +324,14 @@ struct { \ } \ } while (/*CONSTCOND*/0) +#define QSIMPLEQ_PREPEND(head1, head2) do { \ + if (!QSIMPLEQ_EMPTY((head2))) { \ + *(head2)->sqh_last = (head1)->sqh_first; \ + (head1)->sqh_first = (head2)->sqh_first; \ + QSIMPLEQ_INIT((head2)); \ + } \ +} while (/*CONSTCOND*/0) + #define QSIMPLEQ_LAST(head, type, field) \ (QSIMPLEQ_EMPTY((head)) ? \ NULL : \ |